Which McDonald's mascot is more likely to get their own reality TV show, Grimace or his uncle O'Grimacey? Parade's Devon Sherer plays a game of 'Who's Your Uncle?' with the duo.

McDonald's has had a rotating cast of mascots, from the original Speedee to the iconic Ronald McDonald, but this '80s crooner always had the catchiest jingles.

McDonald's unveiled a new mascot today. It's called "Happy" but so far the reactions have been anything but. Compared to previous mascots, like Ronald, the Hamburglar and Grimace, the new ...

Fans are hounding McDonald's with absurd questions about their beloved mascot Grimace -- and the fast-food chain is not having it.

Happy was first introduced by French McDonald’s outposts in 2009, where he was so well-received that the company instituted the mascot in Latin America and other European markets.

McDonald's announced Thursday that it's opening up a spinoff chain called CosMc's. CosMc is an orange alien and obscure McDonaldland character from the late 80s.

The Mets marketing team explains how McDonald's character became the New York City baseball team's good luck charm ahead of the postseason.

McDonald's Corp said on Tuesday that it is being "thoughtful in respect to Ronald McDonald's participation in community events" due to the current climate around clown sightings.

Meet Happy, McDonald's terrifying new mascot. Happy is the new ambassador of the restaurant's new healthy Happy Meals. Maybe McDonald's is trying to scare children into eating ...